From c54ce9416d7c0f3423be34ca7164450bd972c22c Mon Sep 17 00:00:00 2001
From: Josh Temple <8672171+joshtemple@users.noreply.github.com>
Date: Tue, 21 Jan 2020 22:38:51 -0500
Subject: [PATCH] Add command to print version

Uses a top-level defined variable __version__ which is imported into
setup.py and used in the CLI with the --version argument.
---
 setup.py               | 3 +--
 spectacles/__init__.py | 1 +
 spectacles/cli.py      | 2 ++
 3 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/setup.py b/setup.py
index dc0b1fb8..dae5e86b 100644
--- a/setup.py
+++ b/setup.py
@@ -1,7 +1,6 @@
 from pathlib import Path
 from setuptools import setup, find_packages
-
-__version__ = "0.1.1"
+from spectacles import __version__
 
 here = Path(__file__).parent.resolve()
 
diff --git a/spectacles/__init__.py b/spectacles/__init__.py
index e69de29b..485f44ac 100644
--- a/spectacles/__init__.py
+++ b/spectacles/__init__.py
@@ -0,0 +1 @@
+__version__ = "0.1.1"
diff --git a/spectacles/cli.py b/spectacles/cli.py
index 95d5e1f7..6f7fb37b 100644
--- a/spectacles/cli.py
+++ b/spectacles/cli.py
@@ -6,6 +6,7 @@
 import logging
 import os
 from typing import Callable
+from spectacles import __version__
 from spectacles.runner import Runner
 from spectacles.client import LookerClient
 from spectacles.exceptions import SpectaclesException, ValidationError
@@ -223,6 +224,7 @@ def create_parser() -> argparse.ArgumentParser:
 
     """
     parser = argparse.ArgumentParser(prog="spectacles")
+    parser.add_argument("--version", action="version", version=__version__)
     subparser_action = parser.add_subparsers(
         title="Available sub-commands", dest="command"
     )